Answer:
It is stratified random sampling.
Step-by-step explanation:
Stratified random sampling is a method of sampling that involves the division of a population into smaller sub-groups known as <em>strata.</em>
The strata are formed based on members' shared attributes or characteristics, in this case their race.
Stratified random sampling is also called <em>proportional random sampling</em> or <em>quota random sampling</em>
Answer:
Your correct answer is going to be the third option
Step-by-step explanation:
Answer:
pi
Step-by-step explanation:
pi =3.15 ok ok ok ok ok ok
Answer:
0.0228
Step-by-step explanation:
Given that 
-Let X be the height of the randomly selected man.
-The probability that X>75 inches is calculated as:

Hence, the probability that a random pick is taller than 75 inches is 0.0228